Back in 2018, baritone Jonathan Estabrooks received a call from Lynne Block, the daughter of pre-eminent bass-baritone Simon Estes. She wanted to see if Estabrooks would work with her on a short documentary about her father’s life. Estabrooks, an internationally renowned performer, was also actively involved in the recording industry, creating music-related documentaries, hybrid music videos, and directing a TV {…}